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1. 12Cr2Mo1VR steel plate contains chromium, molybdenum, vanadium and so on alloy elements. It is often used in the manufacture of boilers and pressure vessels. The general delivery condition of 12Cr2Mo1VR plate is normalized + tempered state.
2. The chemical composition of 12Cr2Mo1VR steel plate:
| C | Si | Mn | Cr | Mo | P | S |
| 0.08-0.15 | ≤0.50 | 0.30-0.60 | 2.00-2.50 | 0.90-1.10 | ≤0.020 | ≤0.010 |
3. Description of tensile yield strength of 12Cr2Mo1VR steel plate:
| Thickness/mm | Tensile strength σb(Mpa) | Yield strength σs(Mpa) | Elongation A/% | Temperature/℃ | Impact absorption energy KV2/J | 180°bending test Bending diameter(b≥35mm) |
| 6-150 | 520-680 | ≥310 | ≥19 | 20 | ≥34 | d=3a |
4. Main steel grades of anti-hydrogen steel:
The main steel grades of hydrogen-resistant Cr-Mo steel: hydrogen 14Cr1MoR steel plate for coke tower, hydrogen SA387Gr11C12 steel plate for gasifier, 2.25Cr-1Mo steel plate for hydrogenation reactor, large thickness hydrogen-resistant 12Cr2Mo1R steel plate, etc.
